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realname "GNU C++"
binary_name "g++"
compile_option "-c"
output_to_option "-o"
add_include_dir_option "-I"
add_lib_dir_option "-L"
add_lib_option "-l"
lib_opt_flags "-O2 -finline-functions"
check_opt_flags "-O2"
lang_flags "-D_REENTRANT -ansi -Wno-long-long"
warning_flags "-W -Wall"
so_obj_flags "-fPIC"
debug_flags "-g"
makefile_style unix
<so_link_flags>
# The default works for GNU ld and several other Unix linkers
default -> "$(CXX) -shared -fPIC -Wl,-soname,$(SONAME)"
# AIX doesn't seem to have soname support (weird...)
aix -> "$(CXX) -shared -fPIC"
darwin -> "$(CXX) -dynamiclib -fPIC -install_name $(SONAME)"
hpux -> "$(CXX) -shared -fPIC -Wl,+h,$(SONAME)"
solaris -> "$(CXX) -shared -fPIC -Wl,-h,$(SONAME)"
# Gotta use ld directly on BeOS, their GCC is busted
beos -> "ld -shared -h $(SONAME)"
</so_link_flags>
# Using -momit-leaf-frame-pointer would be a huge win (on x86 anyway, why isn't
# it implemented elsewhere?), but it was added in 3.0 and the current mandate
# is to continue to support 2.95.x, so we don't use it (yet).
<mach_opt>
# Specializations first (they don't need to be, just clearer)
i386 -> "-mcpu=i686"
r10000 -> "-mips4"
alpha-ev67 -> "-mcpu=ev6" # FIXME: GCC 3.1 and on has -march=ev67
alpha-ev68 -> "-mcpu=ev6"
alpha-ev7 -> "-mcpu=ev6"
ppc601 -> "-mpowerpc -mcpu=601"
sparc64-ultra3 -> "-mcpu=v9 -mtune=ultrasparc3"
# Default family options (SUBMODEL is substitued with the real submodel)
# Anything after the quotes is what should be *removed* from the submodel name
# before it's put into SUBMODEL.
alpha -> "-mcpu=SUBMODEL" alpha-
amd64 -> ""
arm -> "-mcpu=SUBMODEL"
ia32 -> "-march=SUBMODEL"
hppa -> "-march=SUBMODEL" hppa
m68k -> "-mSUBMODEL"
sh -> "-mSUBMODEL" sh
sparc32 -> "-mcpu=SUBMODEL -Wa,-xarch=v8plus" sparc32-
sparc64 -> "-mcpu=v9 -mtune=ultrasparc"
mips32 -> "-mips1 -mcpu=SUBMODEL" mips32-
mips64 -> "-mips3 -mcpu=SUBMODEL" mips64-
ppc -> "-mcpu=SUBMODEL" ppc
ppc64 -> "-mcpu=SUBMODEL" ppc
</mach_opt>
# Note that the 'linking' bit means "use this for both compiling *and* linking"
<mach_abi_linking>
amd64 -> "-m64"
mips32 -> "-mabi=n32"
mips64 -> "-mabi=64"
s390 -> "-m31"
s390x -> "-m64"
sparc32 -> "-m32 -mno-app-regs"
sparc64 -> "-m64 -mno-app-regs"
ppc64 -> "-m64"
# This should probably be used on most/all targets, but the docs are incomplete
openbsd -> "-pthread"
freebsd -> "-pthread"
netbsd -> "-pthread"
qnx -> "-fexceptions"
</mach_abi_linking>
<os>
aix
beos
cygwin
darwin
freebsd
hpux
irix
linux
netbsd
openbsd
qnx
solaris
tru64
windows
</os>
<arch>
alpha
amd64
arm
hppa
ia32
ia64
m68k
mips32
mips64
ppc
ppc64
s390
s390x
sh
sparc32
sparc64
</arch>
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